Which strategy should I use for Buildkite API Token Expiry Policy?

Choose whether to adopt expiring API tokens by default and redesign automation token rotation now that Buildkite supports token expiry dates with automatic deletion after expiration.

Adopt expiring API tokens by default if you can tolerate replacement-based rotation; keep non-expiring tokens only when critical automation cannot be reworked this quarter.

Blockers

Who this is for

Candidates

Adopt expiring API access tokens by default and treat "Never" as an exception

As of 2026-04-08, Buildkite API access tokens can be created with expiry starting from the February 17, 2026 release. Official options include 1 day, 7 days, 30 days, 90 days, 1 year, a custom date, or "Never". Expiry is fixed at creation time and cannot be extended later; users get an email 3 days before expiry, and expired tokens are automatically deleted after a grace period. Existing tokens were not retroactively changed, so teams must opt into this behavior for new tokens.

When to choose

Use this when compliance matters and you can tolerate replacing tokens instead of extending them in place. This is the stronger default for human-owned integrations, temporary scripts, and low-frequency automations where a bounded credential lifetime is more important than zero-touch renewal.

Tradeoffs

Reduces long-lived credential risk and gives a documented expiry workflow, but token rollover is still operationally heavier because extending access requires minting a new token. Short expiries can create avoidable outages if ownership and renewal reminders are unclear.

Cautions

Buildkite's API access tokens are user-issued credentials tied to individual accounts, and the official docs only describe programmatic retrieval or revocation for these tokens, not API-based creation. That means fully automated rotation of API access tokens still needs a workflow redesign rather than assuming Buildkite now provides end-to-end token issuance automation.

Keep non-expiring API access tokens only for tightly controlled automation while redesigning away from user PATs

As of 2026-04-08, Buildkite still allows creating API access tokens with "Never" expiry, and all pre-existing tokens continue working without expiry. This avoids immediate breakage for brittle automations, but it leaves the main risk unchanged unless you add compensating controls. Buildkite's Enterprise tier adds inactive API token revocation and API-access auditing, while IP allowlisting for API access is also Enterprise-only. Pro pricing is listed at $30 USD per active user per month, while Enterprise pricing is custom.

When to choose

Use this when you already have production automation depending on long-lived user API tokens and cannot safely rework token ownership or rotation this quarter. It is the least disruptive short-term path, but only makes sense as a temporary exception with explicit migration work queued.

Tradeoffs

Minimizes immediate operational churn and avoids forced token rollover projects, but it preserves the blast radius and governance problems of long-lived shared credentials. If you need stronger controls, the official compensating features sit behind Enterprise rather than Pro.

Cautions

Do not misread the February 17, 2026 change as a full automation-rotation solution for API access tokens. For Buildkite agent tokens, the docs do support API-created expirations for automated rotation, but that is a different token type and does not remove the need to redesign automation that currently depends on user API access tokens.

Facts updated: 2026-04-08
Published: 2026-04-09

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